ADD file via upload

task 1.c

@@ -0,0 +1,31 @@
+#include<stdio.h>
+int main(){
+	int board[9][9]={
+	{1,2,3,4,5,6,7,8,9},
+	{4,5,6,7,8,9,1,2,3},
+	{7,8,9,1,2,3,4,5,6},
+	{2,3,1,5,6,4,7,8,9},
+	{5,6,4,8,9,7,2,3,1},
+	{8,9,7,3,1,2,5,6,4},
+	{3,1,2,6,4,5,8,9,7},
+	{6,4,5,9,7,8,3,1,2},
+	{9,7,8,2,3,1,6,4,5}
+	};
+printf("|-------------|\n");
+printf("|");
+		int i,j;
+		for(i=0;i<9;i++){
+			for(j=0;j<9;j++){
+				printf("%d",board[i][j]);
+				if((j+1)%3==0){
+					printf("| ");
+				}
+				}
+				printf("\n|");
+				if((i+1)%3==0&&i!=8){
+					printf("-------------|\n|");
+				}
+			}
+			printf("-------------|");
+			return 0;
+		}